<html>
 <head>
     <meta charset="UTF-8">
 </head>
<body>
  <form action="http://localhost:8080/http" method="post">
      username: <input type="text" name="usename"/><br/>
      pass: <input type="number" name="pass"/><br/>
      <input type="submit">
  </form>
</body>
</html>